According to the National Library of Medicine, postpartum depression is "moderate to severe depression in a woman after she has given birth." Mothers can experience feelings of extreme sadness, anxiety and exhaustion. These feelings can make it hard for women to complete daily tasks or care for themselves and others. Buzzfeed released a video about Andrea Yates, America's most notorious mom. Within this video they discuss the timeline of events, that Andrea Yates went through relating to her mental health.